Documentation/devicetree/bindings/staging/ion/hi6220-ion.txt

   1 Hi6220 SoC ION
   2 ===================================================================
   3 Required properties:
   4 - compatible : "hisilicon,hi6220-ion"
   5 - list of the ION heaps
   6         - heap name : maybe heap_sys_user@0
   7         - heap id   : id should be unique in the system.
   8         - heap base : base ddr address of the heap,0 means that
   9         it is dynamic.
  10         - heap size : memory size and 0 means it is dynamic.
  11         - heap type : the heap type of the heap, please also
  12         see the define in ion.h(drivers/staging/android/uapi/ion.h)
  13 -------------------------------------------------------------------
  14 Example:
  15         hi6220-ion {
  16                 compatible = "hisilicon,hi6220-ion";
  17                 heap_sys_user@0 {
  18                         heap-name = "sys_user";
  19                         heap-id   = <0x0>;
  20                         heap-base = <0x0>;
  21                         heap-size = <0x0>;
  22                         heap-type = "ion_system";
  23                 };
  24                 heap_sys_contig@0 {
  25                         heap-name = "sys_contig";
  26                         heap-id   = <0x1>;
  27                         heap-base = <0x0>;
  28                         heap-size = <0x0>;
  29                         heap-type = "ion_system_contig";
  30                 };
  31         };